AC Infinity AIRPLATE T9, Quiet Cooling Fan System 18" with Thermostat Control, for Home Theater AV Cabinets An ultra-quiet fan system designed for cooling cabinets that requires minimal noise. Automated programming that self-adjusts cooling power in response to changing temperatures. Features a LCD display with an alarm system, display lock, six fan speeds, two buffer options, and memory. Fan and controller contain CNC machined aluminum frames with a modern brushed black finish. Dimensions: 17.5 x 6.1 x 1.3 in. | Airflow: 156 CFM | Noise: 21 dBA | Bearings: Dual Ball